Antibiotic-resistant pneumococci, especially penicillin-resistant strains, are being increasingly isolated. Pneumococci with intermediate penicillin-resistance (MIC).1–1.0 μg/ml) have been reported from many parts of the world over the past two decades, and highly resistant strains (penicillin MICs⩾2 μg/ml) have also appeared. Infection may be acquired in the hospital or community, and nosocomial outbreaks may occur which require control measures to limit organism spread. Most infections occur… CONTINUE READING